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Inventories (Tables)
12 Months Ended
Dec. 31, 2019
Inventory Disclosure [Abstract]  
Schedule of components of inventory Inventories at December 31, 2019 and December 31, 2018 consisted of the following:
  December 31,
 20192018
Raw materials and supplies$166  $165  
Work in process49  56  
Finished goods298  317  
Total$513  $538